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US2005721A
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Line indicator or copyholder for typists
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GB377331A
|
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Improvements in or relating to weighing apparatus
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GB341726A
|
|
Improvements in or relating to pendulum balances
|
|
US1827848A
|
|
Indicating mechanism for weighing apparatus
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US1864831A
|
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Weighing apparatus with a load balancing lever
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GB304943A
|
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Improvements in means for operating printing or registering mechanism on weighing apparatus, particularly on pendulum balances
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US1661291A
|
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Automatic weighing apparatus
|
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GB273181A
|
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Device for lifting or jacking up power driven vehicles and for protecting the same against theft
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GB230080A
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Improvements in and connected with clamps, vices, and other gripping or holding devices
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US1715659A
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Gripping device
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